Chair arm frame



FIG. 1 is a perspective view showing the bottom and rear of a chair armframe which forms our new design, the broken lines of a chair being forillustrative purposes only and forming no part of our design;

FIG. 2 is an enlarged perspective view showing the front, left side andright side of a chair arm frame which forms our new design;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is an enlarged bottom plan view thereof;

FIG. 5 is an enlarged left side elevational view thereof;

FIG. 6 is an enlarged right side elevational view thereof; and

FIG. 7 is an enlarged front elevational view thereof; and,

FIG. 8 is an enlarged rear elevational view thereof.

The ornamental design for a chair arm frame, as shown and described.